secretary of state was admitted to a new york city hospital because of a blood clot. it was discovered while doctors were performing a follow-up exam they say was related to her concussion. the state department says clinton suffered that concussion earlier this month. the location of the clot has not yet been disclosed to us. doctors are closely monitoring mrs. clinton. cnn's jill dougherty is live in our washington bureau. jill, you and i have been talking closely this morning, but have you learned any more about her condition or anything from her doctors? >> reporter: no, we've been asking, but so far no updates. the state department had a statement sunday night. we're hoping we'll get something new. at this point, it would appear they're really just watching very carefully to see how those anti- anti-coagulants, what kind of effect they have on her. it's been a rough couple of weeks, first the flu, and then the concussion, and now this. it's especially worrisome when you have a secretary of state who's traveled now almost 1 million miles by air, and they've put tha